Answer questions A, B. and C with respect to DFDs in general: A) External entities appear on which DFD(s)? Symbol? B) Internal entities appear on which DFD(s)? Symbol? C) Which DFD explicitly identifies the transformation processes in sequential order? With respect to the process described above, answer D, E, and F: D) The Exercise 4 description pertains to which business process? E) The Exercise 4 description pertains to which accounting transaction cycle? F) Figures 6, 7, and 8 present DFDs for the above narrative. Fill in the blanks. Figure 6 is a DFD. The data flow for A should be labeled and the data flow for B should be labeled Figure 7 is a DFD. The letters A through H appear on the diagram. What label should replace each letter? Figure 8 is a DFD. The letters A through H appear on the diagram. What label should replace each letter